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MongoDB Compass Connection Refused Due to Firewall: Fixes - BitLocker Setup Error 502: Troubleshooting Guide-Fix Windows Security Connection Refused Due to Antivirus Blocking

2026-06-14 03:18:39
MongoDB Compass Connection Refused Due to Firewall: Fixes - BitLocker Setup Error 502: Troubleshooting Guide-Fix Windows Security Connection Refused Due to Antivirus Blocking

Result check

  • Keep one change per test run so you know which step helped.
  • Undo temporary changes after the issue is confirmed.